Copyright>        OpenRadioss
Copyright>        Copyright (C) 1986-2024 Altair Engineering Inc.
Copyright>
Copyright>        This program is free software: you can redistribute it and/or modify
Copyright>        it under the terms of the GNU Affero General Public License as published by
Copyright>        the Free Software Foundation, either version 3 of the License, or
Copyright>        (at your option) any later version.
Copyright>
Copyright>        This program is distributed in the hope that it will be useful,
Copyright>        but WITHOUT ANY WARRANTY; without even the implied warranty of
Copyright>        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Copyright>        GNU Affero General Public License for more details.
Copyright>
Copyright>        You should have received a copy of the GNU Affero General Public License
Copyright>        along with this program.  If not, see <https://www.gnu.org/licenses/>.
Copyright>
Copyright>
Copyright>        Commercial Alternative: Altair Radioss Software
Copyright>
Copyright>        As an alternative to this open-source version, Altair also offers Altair Radioss
Copyright>        software under a commercial license.  Contact Altair to discuss further if the
Copyright>        commercial version may interest you: https://www.altair.com/radioss/.
Chd|====================================================================
Chd|  R4COOR3                       source/elements/spring/r4coor3.F
Chd|-- called by -----------
Chd|        RFORC3                        source/elements/spring/rforc3.F
Chd|-- calls ---------------
Chd|====================================================================
      SUBROUTINE R4COOR3(
     1   X,       VR,      IXR,     RLOC,
     2   NGL,     X1,      Y1,      Z1,
     3   X2,      Y2,      Z2,      MGN,
     4   RX1,     RY1,     RZ1,     RX2,
     5   RY2,     RZ2,     NC1,     NC2,
     6   NEL)
C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
#include      "implicit_f.inc"
C-----------------------------------------------
C   G l o b a l   P a r a m e t e r s
C-----------------------------------------------
#include      "mvsiz_p.inc"
C-----------------------------------------------
C   C o m m o n   B l o c k s
C-----------------------------------------------
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER, INTENT(IN) :: NEL
      INTEGER IXR(NIXR,*),NGL(*),MGN(*),NC1(*),NC2(*)
C     REAL
      my_real
     .   X(3,*),VR(3,*),RLOC(6,*),X1(*),X2(*),Y1(*),Y2(*),
     .   Z1(*),Z2(*),RX1(MVSIZ),RX2(MVSIZ),
     .   RY1(MVSIZ),RY2(MVSIZ),RZ1(MVSIZ),RZ2(MVSIZ)
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER I,J
C------------------------------------------------------------------
      DO I=1,NEL
        NC1(I)=IXR(2,I)
        NC2(I)=IXR(3,I)
        MGN(I)=IXR(1,I)
        NGL(I)=IXR(NIXR,I)
      ENDDO
C----------------------------
C     COORDONNEES+ROTATIONS
C----------------------------
      DO I=1,NEL
        X1(I)=X(1,NC1(I))
        Y1(I)=X(2,NC1(I))
        Z1(I)=X(3,NC1(I))
        X2(I)=X(1,NC2(I))
        Y2(I)=X(2,NC2(I))
        Z2(I)=X(3,NC2(I))
        RX1(I)=VR(1,NC1(I))
        RY1(I)=VR(2,NC1(I))
        RZ1(I)=VR(3,NC1(I))
        RX2(I)=VR(1,NC2(I))
        RY2(I)=VR(2,NC2(I))
        RZ2(I)=VR(3,NC2(I))
      ENDDO
C----------------------------
      RETURN
      END
